libcxx/test/std/containers/associative/multimap/multimap.cons/compare_alloc.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <map>
  10
  11 // class multimap
  12
  13 // multimap(const key_compare& comp, const allocator_type& a);
  14
  15 #include <map>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "../../../test_compare.h"
  20 #include "test_allocator.h"
  21 #include "min_allocator.h"
  22
  23 int main(int, char**)
  24 {
  25     {
  26     typedef test_less<int> C;
  27     typedef test_allocator<std::pair<const int, double> > A;
  28     std::multimap<int, double, C, A> m(C(4), A(5));
  29     assert(m.empty());
  30     assert(m.begin() == m.end());
  31     assert(m.key_comp() == C(4));
  32     assert(m.get_allocator() == A(5));
  33     }
  34 #if TEST_STD_VER >= 11
  35     {
  36     typedef test_less<int> C;
  37     typedef min_allocator<std::pair<const int, double> > A;
  38     std::multimap<int, double, C, A> m(C(4), A());
  39     assert(m.empty());
  40     assert(m.begin() == m.end());
  41     assert(m.key_comp() == C(4));
  42     assert(m.get_allocator() == A());
  43     }
  44     {
  45     typedef test_less<int> C;
  46     typedef explicit_allocator<std::pair<const int, double> > A;
  47     std::multimap<int, double, C, A> m(C(4), A{});
  48     assert(m.empty());
  49     assert(m.begin() == m.end());
  50     assert(m.key_comp() == C(4));
  51     assert(m.get_allocator() == A{});
  52     }
  53 #endif
  54
  55   return 0;
  56 }